Features Suitable for OP320 text, touch screen and other touch screens that support FX programming port protocol and support 232 communication. Small size, easy to carry and store, convenient to use and with good performance. MD8 round port dedicated download cable for all round download ports. This communication line can be used to download programs to PLC through USB to 232 DB9 port. Made of high‑quality materials, strong and durable, has a long service life. Specification: Item Type: Adapter LineProduct Function: MD8 round mouth dedicated download line Cable Length: USB To 232 Cable: Approx. 80cm / 31.5in; DVP Line: Approx. 1meter / 3.3ft Usage 1. This communication line can be used to download programs to PLC through USB to 232 DB9 port Usage 2. PLC and HMI 232 port communication (used for OP320 text/Xinje touch screen/Kunlun communication touch screen/Kinco touch screen/Wecon Technology touch screen and other touch screens that support FX programming port protocol and support 232 communication) Package List:1 x USB to 232 Line1 x DVP Line Note:This line does not support for weinviewTK series touch screen. Package List 1 x USB to 232 Line 1 x DVP Line